MOS6502 模擬器跑 Atari2600 的兩個遊戲所得到的結果 測試環境是 Windows x64，Intel 2.8GHz C 版本是從底下這兒來的 http://codegolf.stackexchange.com/questions/12844/emulate-a-mos-6502-cpu Python 跟 RPython 版本都是 Py65 的修改版 結果如下 Python32 < Python64 < PyPy < PyPy3 < RPython O0 < C O0 < RPython O3 < C O3 最慢跟最快差了快 200 倍，比較需要注意的是 PyPy3 硬是比 PyPy 快了不少 Z:\>py -2.7-32 test.py Filename: Alien.bin Frequency: 3404332 Counter: 11076043 Second: 3.253514 Instruction: 1000000 Cycle: 3055614 MHz: 0.939173 Z:\>py -2.7-32 -O test.py Filename: Alien.bin Frequency: 3404332 Counter: 11018579 Second: 3.236635 Instruction: 1000000 Cycle: 3055614 MHz: 0.944071 Z:\>py -2.7-64 test.py Filename: Alien.bin Frequency: 3404332 Counter: 9756155 Second: 2.865806 Instruction: 1000000 Cycle: 3055614 MHz: 1.066232 Z:\>py -2.7-64 -O test.py Filename: Alien.bin Frequency: 3404332 Counter: 9849147 Second: 2.893122 Instruction: 1000000 Cycle: 3055614 MHz: 1.056165 Z:\>pypy test.py Filename: Alien.bin Frequency: 3404332 Counter: 259815659 Second: 76.319131 Instruction: 500000000 Cycle: 1527849101 MHz: 20.019215 Z:\>pypy -O test.py Filename: Alien.bin Frequency: 3404332 Counter: 259164404 Second: 76.127829 Instruction: 500000000 Cycle: 1527849101 MHz: 20.069522 Z:\>pypy3 test.py Filename: Alien.bin Frequency: 3404332 Counter: 134081417 Second: 39.385529 Instruction: 500000000 Cycle: 1527849101 MHz: 38.792144 Z:\>pypy3 -O test.py Filename: Alien.bin Frequency: 3404332 Counter: 137038840 Second: 40.254253 Instruction: 500000000 Cycle: 1527849101 MHz: 37.954974 Z:\>test-c--opt0 Filename: Alien.bin Frequency: 3404332 Counter: 13574028 Second: 3.987281 Instruction: 100000000 Cycle: 305570011 MHz: 76.636188 Z:\>test-c--opt3 Filename: Alien.bin Frequency: 3404332 Counter: 6157551 Second: 1.808740 Instruction: 100000000 Cycle: 305570011 MHz: 168.940828 Z:\>test-O0 Filename: Alien.bin Frequency: 3404332 Counter: 10799775 Second: 3.172362 Instruction: 100000000 Cycle: 305570011 MHz: 96.322541 Z:\>test-O3 Filename: Alien.bin Frequency: 3404332 Counter: 5553513 Second: 1.631308 Instruction: 100000000 Cycle: 305570011 MHz: 187.315987 ---------------------------------------------------------------------------- Z:\>py -2.7-32 test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 11083492 Second: 3.255702 Instruction: 1000000 Cycle: 2900865 MHz: 0.891010 Z:\>py -2.7-32 -O test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 11094981 Second: 3.259077 Instruction: 1000000 Cycle: 2900865 MHz: 0.890088 Z:\>py -2.7-64 test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 9831143 Second: 2.887833 Instruction: 1000000 Cycle: 2900865 MHz: 1.004513 Z:\>py -2.7-64 -O test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 9868391 Second: 2.898775 Instruction: 1000000 Cycle: 2900865 MHz: 1.000721 Z:\>pypy test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 503536743 Second: 147.910587 Instruction: 500000000 Cycle: 1449563451 MHz: 9.800268 Z:\>pypy -O test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 512924673 Second: 150.668229 Instruction: 500000000 Cycle: 1449563451 MHz: 9.620897 Z:\>pypy3 test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 178400259 Second: 52.403896 Instruction: 500000000 Cycle: 1449563451 MHz: 27.661368 Z:\>pypy3 -O test.py Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 179105472 Second: 52.611047 Instruction: 500000000 Cycle: 1449563451 MHz: 27.552454 Z:\>test-c--opt0 Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 13233133 Second: 3.887145 Instruction: 100000000 Cycle: 289918928 MHz: 74.584022 Z:\>test-c--opt3 Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 6342670 Second: 1.863117 Instruction: 100000000 Cycle: 289918928 MHz: 155.609591 Z:\>test-O0 Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 10878511 Second: 3.195491 Instruction: 100000000 Cycle: 289918929 MHz: 90.727517 Z:\>test-O3 Filename: AirSeaBattle.bin Frequency: 3404332 Counter: 5593494 Second: 1.643052 Instruction: 100000000 Cycle: 289918929 MHz: 176.451479 -- 放著養蚊子的部落格 http://resolaqq.blogspot.tw --

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